What can you remember?

Food colouring is  _______ in an experiment.

• a tool
• an apparatus
• essential
• a tool and an apparatus

The conclusion must always answer the...

• ...observation.
• ...aim.
• ...method.
• ...observations.

Heated molecules...

• ...shrink.
• ...float.
• ...expand.
• ...expand and bounce off each other.

Cooled molecules...

• ...stick close to each other.
• ...expand.
• ...have lots of energy.
• ...behave normally.

An experiment doesn't work if...

• ...the team fights all the time.
• ...the apparatus is broken.
• ...the method isn't followed.
• ...all of these are taken into consideration.

Observations are necessary because...

• ...our eyes should always be busy.
• ...it keeps us busy while we are working.
• ...they help us understand our experiment.
• ...the teacher expects us to do it.

We must tidy up our stations because...

• ...we must leave it the way we found it.
• ...the teacher says so.
• ...we have to.
• ...the teacher wants to keep us busy.

Doing experiments must always be done in...

• ..pairs.
• ...groups.
• ...our choice.
• ...on our own.